194752673 has 2 divisors, whose sum is σ = 194752674. Its totient is φ = 194752672.

The previous prime is 194752651. The next prime is 194752681. The reversal of 194752673 is 376257491.

194752673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193293409 + 1459264 = 13903^2 + 1208^2 .

It is an emirp because it is prime and its reverse (376257491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 194752673 - 2⁶ = 194752609 is a prime.

It is not a weakly prime, because it can be changed into another prime (194752693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97376336 + 97376337.

It is an arithmetic number, because the mean of its divisors is an integer number (97376337).

Almost surely, 2^194752673 is an apocalyptic number.

It is an amenable number.

194752673 is a deficient number, since it is larger than the sum of its proper divisors (1).

194752673 is an equidigital number, since it uses as much as digits as its factorization.

194752673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 194752673 is about 13955.3815067880. The cubic root of 194752673 is about 579.6437298750.

The spelling of 194752673 in words is "one hundred ninety-four million, seven hundred fifty-two thousand, six hundred seventy-three".